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<document id="B1B7173E4F61D7361E4407494E1EC287" ID-CLB-Dataset="139003" ID-DOI="10.11646/zootaxa.5182.4.1" ID-GBIF-Dataset="a9119ce8-99da-4a06-b5c6-7146529f80cb" ID-ISSN="1175-5326" ID-Zenodo-Dep="7056510" ID-ZooBank="AF34665D-23FD-48A0-985E-D6220FAB4D48" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1662537241802" checkinUser="plazi" docAuthor="Vujić, Ante, Radenković, Snežana, Likov, Laura, Gorše, Iva, Djan, Mihajla, Ristić, Zlata Markov &amp; Barkalov, Anatolii V." docDate="2022" docId="9A2187E3FFFAFFC8FF6EFB2DFDA8F9D4" docLanguage="en" docName="zootaxa.5182.4.1.pdf" docOrigin="Zootaxa 5182 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Merodon acutus Vujic et Radenkovic 2022, sp. nov." docType="treatment" docVersion="7" lastPageNumber="311" masterDocId="6618FF9BFFFCFFC2FFF9FFE3FF82FFA4" masterDocTitle="Three new species of the Merodon ruficornis group (Diptera: Syrphidae) discovered at the edge of its range" masterLastPageNumber="347" masterPageNumber="301" pageNumber="307" updateTime="1699378438754" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="CF7992E3E43298C20894C49B999DED4E">Three new species of the Merodon ruficornis group (Diptera: Syrphidae) discovered at the edge of its range</mods:title>
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<mods:affiliation id="049842134464CF3B8EB9BA42BEF7BACF">Department of Biology and Ecology, University of Novi Sad, Trg Dositeja Obradovića 2, 21000 Novi Sad, Serbia. &amp; ante. vujic @ dbe. uns. ac. rs; https: // orcid. org / 0000 - 0002 - 8819 - 8079</mods:affiliation>
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<mods:namePart id="89ED9215B0DA0BE0801971CEF8483EBC">Radenković, Snežana</mods:namePart>
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<mods:affiliation id="50C3BAB224E3947197C14512A03F2A92">Department of Biology and Ecology, University of Novi Sad, Trg Dositeja Obradovića 2, 21000 Novi Sad, Serbia. &amp; snezana. radenkovic @ dbe. uns. ac. rs; https: // orcid. org / 0000 - 0002 - 7805 - 9614</mods:affiliation>
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<mods:affiliation id="C772131084697F34AF4058F107F9DAFF">Department of Biology and Ecology, University of Novi Sad, Trg Dositeja Obradovića 2, 21000 Novi Sad, Serbia. &amp; laura. likov @ dbe. uns. ac. rs; https: // orcid. org / 0000 - 0002 - 7215 - 1006</mods:affiliation>
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<mods:affiliation id="BC1EDE8F362239CEE6453038840F2419">Department of Biology and Ecology, University of Novi Sad, Trg Dositeja Obradovića 2, 21000 Novi Sad, Serbia. &amp; ivagorse @ dbe. uns. ac. rs; https: // orcid. org / 0000 - 0001 - 5495 - 8351</mods:affiliation>
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<mods:namePart id="9DEAFA02D2C3874090C87DAD585179A6">Ristić, Zlata Markov</mods:namePart>
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Vujić et Radenković
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ZooBank link: 
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GenBank accession number of the COI gene sequence: 
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<figureCitation id="8AB32A70FFFAFFC4FBDEFAF4FB1EFA95" box="[1063,1180,1303,1329]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="6" pageNumber="307">2A, 2C–D</figureCitation>
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<figureCitation id="8AB32A70FFFAFFC4FB51FAF4FB79FA95" box="[1192,1275,1303,1329]" captionStart="FIGURE 6" captionStartId="10.[151,250,1192,1216]" captionTargetBox="[151,1436,309,1169]" captionTargetId="figure-95@10.[151,1436,309,1169]" captionTargetPageId="10" captionText="FIGURE 6. A, B Metatrochanter of Merodon female. AMerodonacutus sp. nov., anterolateral view, B M. portschinskyi, lateral view; C, D basoflagellomera of Merodon female, lateral view. C M. acutus sp. nov., D M. portschinskyi. Scale bar: A, B 0.5 mm, C, D 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056522" httpUri="https://zenodo.org/record/7056522/files/figure.png" pageId="6" pageNumber="307">6A, 6C</figureCitation>
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<figureCitation id="8AB32A70FFFAFFC4FAFEFAF4FAAEFA95" box="[1287,1324,1303,1329]" captionStart="FIGURE 7" captionStartId="11.[151,250,1387,1411]" captionTargetBox="[151,1435,597,1364]" captionTargetId="figure-217@11.[151,1435,597,1364]" captionTargetPageId="11" captionText="FIGURE 7. Part of metaleg of Merodon female, lateral view. A M. acutus sp. nov., B M. fulvitarsis sp. nov. (metatrochanter marked with black arrow; two apical tarsomere marked with white arrows), C M. lamellatus (metatrochanter marked with black arrow; two apical tarsomere marked with white arrows), D M. trispinus sp. nov., E M. ovaloides. Scale bar: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056524" httpUri="https://zenodo.org/record/7056524/files/figure.png" pageId="6" pageNumber="307">7A</figureCitation>
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<figureCitation id="8AB32A70FFFAFFC4FACEFAF4FAEAFA95" box="[1335,1384,1303,1329]" captionStart="FIGURE 14" captionStartId="18.[151,250,1137,1161]" captionTargetBox="[153,1436,181,1113]" captionTargetId="figure-28@18.[152,1436,181,1113]" captionTargetPageId="18" captionText="FIGURE 14. Merodon portschinskyi, female. A metaleg, lateral view, B abdomen, dorsal view. Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7056542" httpUri="https://zenodo.org/record/7056542/files/figure.png" pageId="6" pageNumber="307">14A</figureCitation>
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<emphasis id="20FCEAE7FFFAFFC4FF6EFABCFECCFADC" bold="true" box="[151,334,1374,1401]" pageId="6" pageNumber="307">Type material.</emphasis>
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, 058350, 
<collectorName id="BF7D5323FFFAFFC4FDA4FA60FCA7FA39" box="[605,805,1411,1437]" pageId="6" pageNumber="307">Leg. Barkalov А.</collectorName>
, 
<collectionCode id="7499AE30FFFAFFC4FCCDFA60FC07FA39" box="[820,901,1411,1437]" country="Russia" httpUri="http://grbio.org/cool/wy0h-yads" name="Siberian Zoological Museum" pageId="6" pageNumber="307">SZMN</collectionCode>
</materialsCitation>
. 
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:
</emphasis>
<collectingCountry id="6A9F7665FFFAFFC4FBB1FA60FB2CFA39" box="[1096,1198,1411,1437]" name="Russia" pageId="6" pageNumber="307">RUSSIA</collectingCountry>
, 
<collectingCounty id="FB564E79FFFAFFC4FB45FA60FAABFA39" box="[1212,1321,1411,1437]" pageId="6" pageNumber="307">Caucasus</collectingCounty>
, 
<collectingRegion id="D04CF817FFFAFFC4FACFFA60FF73FA65" country="Russia" name="Adygeya" pageId="6" pageNumber="307">Republik Adygea</collectingRegion>
, near 
<collectingMunicipality id="F253AC8FFFFAFFC4FECAFA44FE7CFA65" box="[307,510,1447,1473]" pageId="6" pageNumber="307">Kamennomostsky</collectingMunicipality>
, 
<location id="1757602EFFFAFFC4FDF0FA44FDD5FA65" LSID="urn:lsid:plazi:treatment:9A2187E3FFFAFFC8FF6EFB2DFDA8F9D4:1757602EFFFAFFC4FDF0FA44FDD5FA65" box="[521,599,1447,1473]" country="Russia" county="Caucasus" latitude="44.326324" longLatPrecision="1" longitude="40.183334" municipality="Kamennomostsky" name="Belaya" pageId="6" pageNumber="307" stateProvince="Adygeya">Belaya</location>
riverarea, 
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, 
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, 
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<collectingDate id="7672E9DDFFFAFFC4FBEAFA45FB05FA65" box="[1043,1159,1446,1473]" pageId="6" pageNumber="307" value="2015-05-11">11.V.2015</collectingDate>
</date>
, 
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, 09688, 09689, 
<collectorName id="BF7D5323FFFAFFC4FA93FA44FF79FA41" pageId="6" pageNumber="307">Leg. Rattel E.</collectorName>
, 
<collectorName id="BF7D5323FFFAFFC4FEFEFA28FE2EFA41" box="[263,428,1483,1509]" pageId="6" pageNumber="307">Gerzovskiy O.</collectorName>
, 
<collectionCode id="7499AE30FFFAFFC4FE41FA28FD91FA41" box="[440,531,1483,1509]" country="0" httpUri="http://grbio.org/cool/zzce-zzpb" name="Faculty of Science, The University of Novi Sad" pageId="6" pageNumber="307">FSUNS</collectionCode>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="5A92657EFFFAFFC4FF3EFA0DFB28F81D" pageId="6" pageNumber="307" type="diagnosis">
<paragraph id="123736F5FFFAFFC4FF3EFA0DFB28F81D" blockId="6.[151,1437,1374,1977]" pageId="6" pageNumber="307">
<emphasis id="20FCEAE7FFFAFFC4FF3EFA0DFEC0F9AC" bold="true" box="[199,322,1518,1544]" pageId="6" pageNumber="307">Diagnosis.</emphasis>
Legs black; male: calcar on metatrochanter long and distinct (
<figureCitation id="8AB32A70FFFAFFC4FBE0FA0CFBF6F9AD" box="[1049,1140,1519,1545]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1B</figureCitation>
: a) similar to 
<taxonomicName id="D5884D76FFFAFFC4FAE3FA0CFA1EF9AC" authorityName="Rondani" authorityYear="1843" box="[1306,1436,1519,1544]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="armipes">
<emphasis id="20FCEAE7FFFAFFC4FAE3FA0CFA1EF9AC" box="[1306,1436,1519,1544]" italics="true" pageId="6" pageNumber="307">M. armipes</emphasis>
</taxonomicName>
(
<figureCitation id="8AB32A70FFFAFFC4FF66F9F0FF79F989" box="[159,251,1555,1581]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1A</figureCitation>
), while small and pointed in morphologically related species 
<taxonomicName id="D5884D76FFFAFFC4FC3BF9F0FBE1F989" box="[962,1123,1555,1581]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="nigripodus">
<emphasis id="20FCEAE7FFFAFFC4FC3BF9F0FBE1F989" box="[962,1123,1555,1581]" italics="true" pageId="6" pageNumber="307">M. nigripodus</emphasis>
</taxonomicName>
(
<figureCitation id="8AB32A70FFFAFFC4FB8CF9F0FB4CF989" box="[1141,1230,1555,1581]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1C</figureCitation>
); metafemur with very small ventral protuberance (
<figureCitation id="8AB32A70FFFAFFC4FDF5F9D4FDE6F9F5" box="[524,612,1591,1617]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1B</figureCitation>
: marked with black arrow), distinct in 
<taxonomicName id="D5884D76FFFAFFC4FBE0F9D4FB1BF9F4" authorityName="Rondani" authorityYear="1843" box="[1049,1177,1591,1616]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="armipes">
<emphasis id="20FCEAE7FFFAFFC4FBE0F9D4FB1BF9F4" box="[1049,1177,1591,1616]" italics="true" pageId="6" pageNumber="307">M. armipes</emphasis>
</taxonomicName>
(
<figureCitation id="8AB32A70FFFAFFC4FB50F9D4FA86F9F5" box="[1193,1284,1591,1617]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1A</figureCitation>
: marked with arrow); metatibia with two apical processes: one medium-sized, anteroventral, apical lamella with straight ventral margin (
<figureCitation id="8AB32A70FFFAFFC4FF0FF99CFECCF93D" box="[246,334,1663,1689]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1B</figureCitation>
: marked with white arrow), and one twisted, distinct, inner, posteroventral spina (
<figureCitation id="8AB32A70FFFAFFC4FB1CF99CFABEF93D" box="[1253,1340,1663,1689]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1E</figureCitation>
: marked with arrow); anteroventral apical lamella with similar direction as in 
<taxonomicName id="D5884D76FFFAFFC4FC4AF940FBBBF918" box="[947,1081,1699,1724]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="ponticus">
<emphasis id="20FCEAE7FFFAFFC4FC4AF940FBBBF918" box="[947,1081,1699,1724]" italics="true" pageId="6" pageNumber="307">M. ponticus</emphasis>
</taxonomicName>
, but with blunt apex (
<figureCitation id="8AB32A70FFFAFFC4FAC2F940FA15F919" box="[1339,1431,1699,1725]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1D</figureCitation>
: marked with arrow), while in 
<taxonomicName id="D5884D76FFFAFFC4FE1BF924FD02F945" box="[482,640,1735,1761]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="nigripodus">
<emphasis id="20FCEAE7FFFAFFC4FE1BF924FD02F945" box="[482,640,1735,1761]" italics="true" pageId="6" pageNumber="307">M. nigripodus</emphasis>
</taxonomicName>
the apical lamella is distinctly triangular, slightly undulate and directed towards metafemur (
<figureCitation id="8AB32A70FFFAFFC4FE87F908FE54F8A1" box="[382,470,1771,1797]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="6" pageNumber="307">Fig. 1C</figureCitation>
: marked with arrow); male genitalia: anterior surstyle lobe biramous (
<figureCitation id="8AB32A70FFFAFFC4FB25F908FAB4F8A1" box="[1244,1334,1771,1797]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="6" pageNumber="307">Fig. 2A</figureCitation>
: al), with distinct and broad interior accessory lobe (
<figureCitation id="8AB32A70FFFAFFC4FD7AF8ECFD62F88D" box="[643,736,1807,1833]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="6" pageNumber="307">Fig. 2D</figureCitation>
: il) and rectangular extension (
<figureCitation id="8AB32A70FFFAFFC4FBBEF8ECFB26F88D" box="[1095,1188,1807,1833]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="6" pageNumber="307">Fig. 2A</figureCitation>
: marked with arrow), while in 
<taxonomicName id="D5884D76FFFAFFC4FF07F8D0FE1DF8E9" box="[254,415,1843,1869]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="nigripodus">
<emphasis id="20FCEAE7FFFAFFC4FF07F8D0FE1DF8E9" box="[254,415,1843,1869]" italics="true" pageId="6" pageNumber="307">M. nigripodus</emphasis>
</taxonomicName>
the interior accessory lobe is shorter (
<figureCitation id="8AB32A70FFFAFFC4FCA7F8D0FC3AF8E9" box="[862,952,1843,1869]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="6" pageNumber="307">Fig. 2E</figureCitation>
: il) and the extension is angular (
<figureCitation id="8AB32A70FFFAFFC4FAC4F8D0FA1BF8E9" box="[1341,1433,1843,1869]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="6" pageNumber="307">Fig. 2B</figureCitation>
: marked with arrow). Female: similar to other Caucasian species 
<taxonomicName id="D5884D76FFFAFFC4FC80F8B4FBB7F8D5" authorityName="Stackelberg" authorityYear="1924" box="[889,1077,1879,1905]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="portschinskyi">
<emphasis id="20FCEAE7FFFAFFC4FC80F8B4FBB7F8D5" box="[889,1077,1879,1905]" italics="true" pageId="6" pageNumber="307">M. portschinskyi</emphasis>
</taxonomicName>
, except angular metatrochanter with dense whitish pilosity (
<figureCitation id="8AB32A70FFFAFFC4FE29F898FDAFF831" box="[464,557,1915,1941]" captionStart="FIGURE 6" captionStartId="10.[151,250,1192,1216]" captionTargetBox="[151,1436,309,1169]" captionTargetId="figure-95@10.[151,1436,309,1169]" captionTargetPageId="10" captionText="FIGURE 6. A, B Metatrochanter of Merodon female. AMerodonacutus sp. nov., anterolateral view, B M. portschinskyi, lateral view; C, D basoflagellomera of Merodon female, lateral view. C M. acutus sp. nov., D M. portschinskyi. Scale bar: A, B 0.5 mm, C, D 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056522" httpUri="https://zenodo.org/record/7056522/files/figure.png" pageId="6" pageNumber="307">Figs 6A</figureCitation>
, 
<figureCitation id="8AB32A70FFFAFFC4FDCEF898FDDEF831" box="[567,604,1915,1941]" captionStart="FIGURE 7" captionStartId="11.[151,250,1387,1411]" captionTargetBox="[151,1435,597,1364]" captionTargetId="figure-217@11.[151,1435,597,1364]" captionTargetPageId="11" captionText="FIGURE 7. Part of metaleg of Merodon female, lateral view. A M. acutus sp. nov., B M. fulvitarsis sp. nov. (metatrochanter marked with black arrow; two apical tarsomere marked with white arrows), C M. lamellatus (metatrochanter marked with black arrow; two apical tarsomere marked with white arrows), D M. trispinus sp. nov., E M. ovaloides. Scale bar: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056524" httpUri="https://zenodo.org/record/7056524/files/figure.png" pageId="6" pageNumber="307">7A</figureCitation>
), rounded in 
<taxonomicName id="D5884D76FFFAFFC4FD14F898FC25F831" authorityName="Stackelberg" authorityYear="1924" box="[749,935,1915,1941]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="portschinskyi">
<emphasis id="20FCEAE7FFFAFFC4FD14F898FC25F831" box="[749,935,1915,1941]" italics="true" pageId="6" pageNumber="307">M. portschinskyi</emphasis>
</taxonomicName>
(
<figureCitation id="8AB32A70FFFAFFC4FC4CF898FB92F831" box="[949,1040,1915,1941]" captionStart="FIGURE 6" captionStartId="10.[151,250,1192,1216]" captionTargetBox="[151,1436,309,1169]" captionTargetId="figure-95@10.[151,1436,309,1169]" captionTargetPageId="10" captionText="FIGURE 6. A, B Metatrochanter of Merodon female. AMerodonacutus sp. nov., anterolateral view, B M. portschinskyi, lateral view; C, D basoflagellomera of Merodon female, lateral view. C M. acutus sp. nov., D M. portschinskyi. Scale bar: A, B 0.5 mm, C, D 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056522" httpUri="https://zenodo.org/record/7056522/files/figure.png" pageId="6" pageNumber="307">Figs 6B</figureCitation>
, 
<figureCitation id="8AB32A70FFFAFFC4FBE2F898FBC9F831" box="[1051,1099,1915,1941]" captionStart="FIGURE 11" captionStartId="15.[151,250,1424,1448]" captionTargetBox="[151,1435,341,1401]" captionTargetId="figure-83@15.[151,1435,341,1401]" captionTargetPageId="15" captionText="FIGURE 11. Female of Merodon. A M. acutus sp. nov., abdomen, lateral view, B M. portschinskyi, abdomen, lateral view, C M. portschinskyi, head, dorsal view, D M. planiceps, head, dorsal view. Scale bar: A, B 0.35 mm, C, D 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7056536" httpUri="https://zenodo.org/record/7056536/files/figure.png" pageId="6" pageNumber="307">11B</figureCitation>
), and basoflagellomere longer than wide in 
<taxonomicName id="D5884D76FFFAFFC4FED0F87CFE15F81C" authorityName="Vujic et Radenkovic" authorityYear="2022" box="[297,407,1951,1976]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="acutus">
<emphasis id="20FCEAE7FFFAFFC4FED0F87CFE15F81C" box="[297,407,1951,1976]" italics="true" pageId="6" pageNumber="307">M. acutus</emphasis>
</taxonomicName>
(
<figureCitation id="8AB32A70FFFAFFC4FE5FF87CFE7DF81D" box="[422,511,1951,1977]" captionStart="FIGURE 6" captionStartId="10.[151,250,1192,1216]" captionTargetBox="[151,1436,309,1169]" captionTargetId="figure-95@10.[151,1436,309,1169]" captionTargetPageId="10" captionText="FIGURE 6. A, B Metatrochanter of Merodon female. AMerodonacutus sp. nov., anterolateral view, B M. portschinskyi, lateral view; C, D basoflagellomera of Merodon female, lateral view. C M. acutus sp. nov., D M. portschinskyi. Scale bar: A, B 0.5 mm, C, D 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056522" httpUri="https://zenodo.org/record/7056522/files/figure.png" pageId="6" pageNumber="307">Fig. 6C</figureCitation>
), while almost as long as wide in 
<taxonomicName id="D5884D76FFFAFFC4FC80F87CFBB6F81D" authorityName="Stackelberg" authorityYear="1924" box="[889,1076,1951,1977]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="6" pageNumber="307" phylum="Arthropoda" rank="species" species="portschinskyi">
<emphasis id="20FCEAE7FFFAFFC4FC80F87CFBB6F81D" box="[889,1076,1951,1977]" italics="true" pageId="6" pageNumber="307">M. portschinskyi</emphasis>
</taxonomicName>
(
<figureCitation id="8AB32A70FFFAFFC4FBBAF87CFB1FF81D" box="[1091,1181,1951,1977]" captionStart="FIGURE 6" captionStartId="10.[151,250,1192,1216]" captionTargetBox="[151,1436,309,1169]" captionTargetId="figure-95@10.[151,1436,309,1169]" captionTargetPageId="10" captionText="FIGURE 6. A, B Metatrochanter of Merodon female. AMerodonacutus sp. nov., anterolateral view, B M. portschinskyi, lateral view; C, D basoflagellomera of Merodon female, lateral view. C M. acutus sp. nov., D M. portschinskyi. Scale bar: A, B 0.5 mm, C, D 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056522" httpUri="https://zenodo.org/record/7056522/files/figure.png" pageId="6" pageNumber="307">Fig. 6D</figureCitation>
).
</paragraph>
</subSubSection>
<caption id="46F7667DFFFBFFC5FF6EF8B1FCB6F871" ID-DOI="http://doi.org/10.5281/zenodo.7056514" ID-Zenodo-Dep="7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="7" pageNumber="308" startId="7.[151,250,1874,1898]" targetBox="[183,1417,189,1841]" targetPageId="7">
<paragraph id="123736F5FFFBFFC5FF6EF8B1FCB6F871" blockId="7.[151,1436,1874,2006]" pageId="7" pageNumber="308">
<emphasis id="20FCEAE7FFFBFFC5FF6EF8B1FE90F8CE" bold="true" box="[151,274,1874,1898]" pageId="7" pageNumber="308">FIGURE 2.</emphasis>
Male genitalia. 
<emphasis id="20FCEAE7FFFBFFC5FE4DF8B1FD83F8CE" bold="true" box="[436,513,1874,1898]" pageId="7" pageNumber="308">A, C, D</emphasis>
<taxonomicName id="D5884D76FFFBFFC5FDFEF8B1FD28F8CE" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[519,682,1874,1898]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="7" pageNumber="308" phylum="Arthropoda" rank="species" species="acutus" status="sp. nov.">
<emphasis id="20FCEAE7FFFBFFC5FDFEF8B1FD28F8CE" box="[519,682,1874,1898]" italics="true" pageId="7" pageNumber="308">Merodon acutus</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFFBFFC5FD49F8B1FD7DF8CE" bold="true" box="[688,767,1874,1898]" pageId="7" pageNumber="308">
<taxonomicNameLabel id="3BCF579CFFFBFFC5FD49F8B1FD7DF8CE" box="[688,767,1874,1898]" pageId="7" pageNumber="308" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, 
<emphasis id="20FCEAE7FFFBFFC5FCF2F8B1FCBBF8CE" bold="true" box="[779,825,1874,1898]" pageId="7" pageNumber="308">B, E</emphasis>
<taxonomicName id="D5884D76FFFBFFC5FCC7F8B0FC4FF8CE" box="[830,973,1874,1898]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="7" pageNumber="308" phylum="Arthropoda" rank="species" species="nigripodus">
<emphasis id="20FCEAE7FFFBFFC5FCC7F8B0FC4FF8CE" box="[830,973,1874,1898]" italics="true" pageId="7" pageNumber="308">M. nigripodus</emphasis>
</taxonomicName>
. 
<emphasis id="20FCEAE7FFFBFFC5FC21F8B1FC6BF8CE" bold="true" box="[984,1001,1874,1898]" pageId="7" pageNumber="308">A</emphasis>
epandrium, lateral view (extension marked with arrow), 
<emphasis id="20FCEAE7FFFBFFC5FEE5F895FEAFF82A" bold="true" box="[284,301,1910,1934]" pageId="7" pageNumber="308">B</emphasis>
surstylus, lateral view (extension marked with arrow), 
<emphasis id="20FCEAE7FFFBFFC5FC9BF895FCF6F82A" bold="true" box="[866,884,1910,1934]" pageId="7" pageNumber="308">C</emphasis>
hypandrium, lateral view (folded thecal ridge marked with arrow), 
<emphasis id="20FCEAE7FFFBFFC5FEE5F879FECFF816" bold="true" box="[284,333,1946,1970]" pageId="7" pageNumber="308">D, E</emphasis>
surstylus, ventral view. 
<emphasis id="20FCEAE7FFFBFFC5FDBFF879FDD8F816" bold="true" box="[582,602,1946,1970]" pageId="7" pageNumber="308">al</emphasis>
—anterior surstyle lobe, 
<emphasis id="20FCEAE7FFFBFFC5FCAEF879FCE0F816" bold="true" box="[855,866,1946,1970]" pageId="7" pageNumber="308">c</emphasis>
—cercus, 
<emphasis id="20FCEAE7FFFBFFC5FC33F879FC5AF816" bold="true" box="[970,984,1946,1970]" pageId="7" pageNumber="308">il</emphasis>
—interior accessory lobe, 
<emphasis id="20FCEAE7FFFBFFC5FB1FF879FB79F816" bold="true" box="[1254,1275,1946,1970]" pageId="7" pageNumber="308">pl</emphasis>
—posterior surstyle lobe, 
<emphasis id="20FCEAE7FFFBFFC5FEFFF85DFE92F872" bold="true" box="[262,272,1982,2006]" pageId="7" pageNumber="308">s</emphasis>
—lateral sclerite of the aedeagus. Scale bar: 0.25 mm.
</paragraph>
</caption>
<caption id="46F7667DFFF4FFCAFF6EFBF1FE6CFBD6" ID-DOI="http://doi.org/10.5281/zenodo.7056516" ID-Zenodo-Dep="7056516" httpUri="https://zenodo.org/record/7056516/files/figure.png" pageId="8" pageNumber="309" startId="8.[151,250,1042,1066]" targetBox="[154,1435,182,1017]" targetPageId="8">
<paragraph id="123736F5FFF4FFCAFF6EFBF1FE6CFBD6" blockId="8.[151,1437,1042,1138]" pageId="8" pageNumber="309">
<emphasis id="20FCEAE7FFF4FFCAFF6EFBF1FE91FB8E" bold="true" box="[151,275,1042,1066]" pageId="8" pageNumber="309">FIGURE 3.</emphasis>
<taxonomicName id="D5884D76FFF4FFCAFEE0FBF1FEF7FB8E" authorityName="Meigen" authorityYear="1803" box="[281,373,1042,1066]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="8" pageNumber="309" phylum="Arthropoda" rank="genus">
<emphasis id="20FCEAE7FFF4FFCAFEE0FBF1FEF7FB8E" box="[281,373,1042,1066]" italics="true" pageId="8" pageNumber="309">Merodon</emphasis>
</taxonomicName>
female. 
<emphasis id="20FCEAE7FFF4FFCAFE35FBF1FE5FFB8E" bold="true" box="[460,477,1042,1066]" pageId="8" pageNumber="309">A</emphasis>
<taxonomicName id="D5884D76FFF4FFCAFE1AFBF0FD0EFB8E" authorityName="Stackelberg" authorityYear="1924" box="[483,652,1042,1066]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="8" pageNumber="309" phylum="Arthropoda" rank="species" species="portschinskyi">
<emphasis id="20FCEAE7FFF4FFCAFE1AFBF0FD0EFB8E" box="[483,652,1042,1066]" italics="true" pageId="8" pageNumber="309">M. portschinskyi</emphasis>
</taxonomicName>
, T4, lateral view, 
<emphasis id="20FCEAE7FFF4FFCAFCBBFBF1FCD1FB8E" bold="true" box="[834,851,1042,1066]" pageId="8" pageNumber="309">B</emphasis>
<taxonomicName id="D5884D76FFF4FFCAFCA0FBF0FC51FB8E" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[857,979,1043,1066]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="8" pageNumber="309" phylum="Arthropoda" rank="species" species="trispinus" status="sp. nov.">
<emphasis id="20FCEAE7FFF4FFCAFCA0FBF0FC51FB8E" box="[857,979,1043,1066]" italics="true" pageId="8" pageNumber="309">M. trispinus</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFF4FFCAFC20FBF1FBABFB8E" bold="true" box="[985,1065,1042,1066]" pageId="8" pageNumber="309">
<taxonomicNameLabel id="3BCF579CFFF4FFCAFC20FBF1FBABFB8E" box="[985,1065,1042,1066]" pageId="8" pageNumber="309" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, T4, lateral view, tergum 5 dorsal. 
<emphasis id="20FCEAE7FFF4FFCAFA73FBF1FA1EFB8E" bold="true" box="[1418,1436,1042,1066]" pageId="8" pageNumber="309">C</emphasis>
<taxonomicName id="D5884D76FFF4FFCAFF6EFBD4FE91FBEA" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[151,275,1079,1102]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="8" pageNumber="309" phylum="Arthropoda" rank="species" species="trispinus" status="sp. nov.">
<emphasis id="20FCEAE7FFF4FFCAFF6EFBD4FE91FBEA" box="[151,275,1079,1102]" italics="true" pageId="8" pageNumber="309">M. trispinus</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFF4FFCAFEE0FBD5FEE9FBEA" bold="true" box="[281,363,1078,1102]" pageId="8" pageNumber="309">
<taxonomicNameLabel id="3BCF579CFFF4FFCAFEE0FBD5FEE9FBEA" box="[281,363,1078,1102]" pageId="8" pageNumber="309" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, T5, frontal view (depression marked with arrow), 
<emphasis id="20FCEAE7FFF4FFCAFC80FBD5FC09FBEA" bold="true" box="[889,907,1078,1102]" pageId="8" pageNumber="309">D</emphasis>
<taxonomicName id="D5884D76FFF4FFCAFC6BFBD4FB8CFBEA" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[914,1038,1079,1102]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="8" pageNumber="309" phylum="Arthropoda" rank="species" species="trispinus" status="sp. nov.">
<emphasis id="20FCEAE7FFF4FFCAFC6BFBD4FB8CFBEA" box="[914,1038,1079,1102]" italics="true" pageId="8" pageNumber="309">M. trispinus</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFF4FFCAFBEDFBD5FBE4FBEA" bold="true" box="[1044,1126,1078,1102]" pageId="8" pageNumber="309">
<taxonomicNameLabel id="3BCF579CFFF4FFCAFBEDFBD5FBE4FBEA" box="[1044,1126,1078,1102]" pageId="8" pageNumber="309" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, frons, dorsal view. Scale bar: 
<emphasis id="20FCEAE7FFF4FFCAFF6EFBB9FF45FBD6" bold="true" box="[151,199,1114,1138]" pageId="8" pageNumber="309">A, B</emphasis>
0.8 mm, 
<emphasis id="20FCEAE7FFF4FFCAFEDEFBB9FEBBFBD6" bold="true" box="[295,313,1114,1138]" pageId="8" pageNumber="309">C</emphasis>
1mm, 
<emphasis id="20FCEAE7FFF4FFCAFE78FBB9FE11FBD6" bold="true" box="[385,403,1114,1138]" pageId="8" pageNumber="309">D</emphasis>
0.6 mm.
</paragraph>
</caption>
<caption id="46F7667DFFF4FFCAFF6EF899FDE7F812" ID-DOI="http://doi.org/10.5281/zenodo.7056518" ID-Zenodo-Dep="7056518" httpUri="https://zenodo.org/record/7056518/files/figure.png" pageId="8" pageNumber="309" startId="8.[151,250,1914,1938]" targetBox="[157,1435,1162,1890]" targetPageId="8">
<paragraph id="123736F5FFF4FFCAFF6EF899FDE7F812" blockId="8.[151,1437,1914,1975]" pageId="8" pageNumber="309">
<emphasis id="20FCEAE7FFF4FFCAFF6EF899FE90F836" bold="true" box="[151,274,1914,1938]" pageId="8" pageNumber="309">FIGURE 4.</emphasis>
Head of 
<taxonomicName id="D5884D76FFF4FFCAFE97F899FDAAF836" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[366,552,1914,1938]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="8" pageNumber="309" phylum="Arthropoda" rank="species" species="trispinus" status="sp. nov.">
<emphasis id="20FCEAE7FFF4FFCAFE97F899FDAAF836" box="[366,552,1914,1938]" italics="true" pageId="8" pageNumber="309">Merodon trispinus</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFF4FFCAFDD4F898FDFFF837" bold="true" box="[557,637,1915,1939]" pageId="8" pageNumber="309">
<taxonomicNameLabel id="3BCF579CFFF4FFCAFDD4F898FDFFF837" box="[557,637,1915,1939]" pageId="8" pageNumber="309" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
. 
<emphasis id="20FCEAE7FFF4FFCAFD70F899FD38F836" bold="true" box="[649,698,1914,1938]" pageId="8" pageNumber="309">A–C</emphasis>
male, 
<emphasis id="20FCEAE7FFF4FFCAFD04F898FCAEF837" bold="true" box="[765,812,1915,1939]" pageId="8" pageNumber="309">D–F</emphasis>
female. 
<emphasis id="20FCEAE7FFF4FFCAFC7BF899FC30F837" bold="true" box="[898,946,1914,1939]" pageId="8" pageNumber="309">A, D</emphasis>
lateral view, 
<emphasis id="20FCEAE7FFF4FFCAFBC0F898FBE4F837" bold="true" box="[1081,1126,1915,1939]" pageId="8" pageNumber="309">B, E</emphasis>
dorsal view, 
<emphasis id="20FCEAE7FFF4FFCAFB12F899FA9AF837" bold="true" box="[1259,1304,1914,1939]" pageId="8" pageNumber="309">C, F</emphasis>
frontal view. Scale bar: 
<emphasis id="20FCEAE7FFF4FFCAFEFBF87DFEB1F813" bold="true" box="[258,307,1950,1975]" pageId="8" pageNumber="309">A, D</emphasis>
0.5 mm, 
<emphasis id="20FCEAE7FFF4FFCAFE6DF87CFE41F812" bold="true" box="[404,451,1950,1975]" pageId="8" pageNumber="309">B, C</emphasis>
, 
<emphasis id="20FCEAE7FFF4FFCAFE29F87CFE7FF813" bold="true" box="[464,509,1951,1975]" pageId="8" pageNumber="309">E, F</emphasis>
0.75 mm.
</paragraph>
</caption>
<caption id="46F7667DFFF5FFCBFF6EF925FD8EF8A6" ID-DOI="http://doi.org/10.5281/zenodo.7056520" ID-Zenodo-Dep="7056520" httpUri="https://zenodo.org/record/7056520/files/figure.png" pageId="9" pageNumber="310" startId="9.[151,250,1734,1758]" targetBox="[151,1435,181,1710]" targetPageId="9">
<paragraph id="123736F5FFF5FFCBFF6EF925FD8EF8A6" blockId="9.[151,1437,1734,1795]" pageId="9" pageNumber="310">
<emphasis id="20FCEAE7FFF5FFCBFF6EF925FE90F97B" bold="true" box="[151,274,1734,1759]" pageId="9" pageNumber="310">FIGURE 5.</emphasis>
Abdomen of 
<taxonomicName id="D5884D76FFF5FFCBFE62F924FE75F97B" authorityName="Meigen" authorityYear="1803" box="[411,503,1735,1759]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="310" phylum="Arthropoda" rank="genus">
<emphasis id="20FCEAE7FFF5FFCBFE62F924FE75F97B" box="[411,503,1735,1759]" italics="true" pageId="9" pageNumber="310">Merodon</emphasis>
</taxonomicName>
, dorsal view. 
<emphasis id="20FCEAE7FFF5FFCBFD78F925FD2DF97B" bold="true" box="[641,687,1734,1759]" pageId="9" pageNumber="310">A, B</emphasis>
<taxonomicName id="D5884D76FFF5FFCBFD4CF924FCB8F97B" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[693,826,1735,1759]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="310" phylum="Arthropoda" rank="species" species="fulvitarsis" status="sp. nov.">
<emphasis id="20FCEAE7FFF5FFCBFD4CF924FCB8F97B" box="[693,826,1735,1759]" italics="true" pageId="9" pageNumber="310">M. fulvitarsis</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFF5FFCBFCB9F924FC0DF97B" bold="true" box="[832,911,1735,1759]" pageId="9" pageNumber="310">
<taxonomicNameLabel id="3BCF579CFFF5FFCBFCB9F924FC0DF97B" box="[832,911,1735,1759]" pageId="9" pageNumber="310" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, 
<emphasis id="20FCEAE7FFF5FFCBFC62F925FC49F97B" bold="true" box="[923,971,1734,1759]" pageId="9" pageNumber="310">C, D</emphasis>
<taxonomicName id="D5884D76FFF5FFCBFC28F924FBC8F97A" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[977,1098,1735,1758]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="310" phylum="Arthropoda" rank="species" species="trispinus" status="sp. nov.">
<emphasis id="20FCEAE7FFF5FFCBFC28F924FBC8F97A" box="[977,1098,1735,1758]" italics="true" pageId="9" pageNumber="310">M. trispinus</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFF5FFCBFBB6F924FB1DF97B" bold="true" box="[1103,1183,1735,1759]" pageId="9" pageNumber="310">
<taxonomicNameLabel id="3BCF579CFFF5FFCBFBB6F924FB1DF97B" box="[1103,1183,1735,1759]" pageId="9" pageNumber="310" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
. 
<emphasis id="20FCEAE7FFF5FFCBFB52F925FB59F97A" bold="true" box="[1195,1243,1734,1758]" pageId="9" pageNumber="310">A, C</emphasis>
male, 
<emphasis id="20FCEAE7FFF5FFCBFAE4F924FAC9F97B" bold="true" box="[1309,1355,1735,1759]" pageId="9" pageNumber="310">B, D</emphasis>
female. Scale bar: 
<emphasis id="20FCEAE7FFF5FFCBFEFBF909FEB1F8A7" bold="true" box="[258,307,1770,1795]" pageId="9" pageNumber="310">A, D</emphasis>
1 mm, 
<emphasis id="20FCEAE7FFF5FFCBFE78F908FE32F8A6" bold="true" box="[385,432,1770,1795]" pageId="9" pageNumber="310">B, C</emphasis>
0.9 mm.
</paragraph>
</caption>
<subSubSection id="5A92657EFFF5FFC8FF3EF8D2FC94FA44" lastPageId="10" lastPageNumber="311" pageId="9" pageNumber="310" type="description">
<paragraph id="123736F5FFF5FFC8FF3EF8D2FB29FEB9" blockId="9.[151,1437,1841,2011]" lastBlockId="10.[151,1437,151,285]" lastPageId="10" lastPageNumber="311" pageId="9" pageNumber="310">
<emphasis id="20FCEAE7FFF5FFCBFF3EF8D2FE39F8EF" bold="true" box="[199,443,1841,1867]" pageId="9" pageNumber="310">Description. Length.</emphasis>
Male: 
<quantity id="D5709B10FFF5FFCBFDF1F8D2FDF7F8EF" box="[520,629,1841,1867]" metricMagnitude="-3" metricUnit="m" metricValue="9.5" metricValueMax="10.0" metricValueMin="9.0" pageId="9" pageNumber="310" unit="mm" value="9.5" valueMax="10.0" valueMin="9.0">9–10 mm</quantity>
; female: 
<quantity id="D5709B10FFF5FFCBFD23F8D2FCC5F8EF" box="[730,839,1841,1867]" metricMagnitude="-3" metricUnit="m" metricValue="9.5" metricValueMax="10.0" metricValueMin="9.0" pageId="9" pageNumber="310" unit="mm" value="9.5" valueMax="10.0" valueMin="9.0">9–10 mm</quantity>
. 
<emphasis id="20FCEAE7FFF5FFCBFCA9F8D2FC26F8EF" bold="true" box="[848,932,1841,1867]" pageId="9" pageNumber="310">MALE</emphasis>
(
<figureCitation id="8AB32A70FFF5FFCBFC4BF8D2FBBAF8EF" box="[946,1080,1841,1867]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="9" pageNumber="310">Figs 1B, 1E</figureCitation>
, 
<figureCitation id="8AB32A70FFF5FFCBFBBAF8D2FBD1F8EF" box="[1091,1107,1841,1867]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="9" pageNumber="310">2</figureCitation>
, 
<figureCitation id="8AB32A70FFF5FFCBFBA7F8D2FB06F8EF" box="[1118,1156,1841,1867]" captionStart="FIGURE 7" captionStartId="11.[151,250,1387,1411]" captionTargetBox="[151,1435,597,1364]" captionTargetId="figure-217@11.[151,1435,597,1364]" captionTargetPageId="11" captionText="FIGURE 7. Part of metaleg of Merodon female, lateral view. A M. acutus sp. nov., B M. fulvitarsis sp. nov. (metatrochanter marked with black arrow; two apical tarsomere marked with white arrows), C M. lamellatus (metatrochanter marked with black arrow; two apical tarsomere marked with white arrows), D M. trispinus sp. nov., E M. ovaloides. Scale bar: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056524" httpUri="https://zenodo.org/record/7056524/files/figure.png" pageId="9" pageNumber="310">7A</figureCitation>
). Small to medium sized, black species with pale pilose terga laterally and with some black pile medially; legs black, except for partially dark brown tarsi; metatrochanter with long and distinct process (
<figureCitation id="8AB32A70FFF5FFCBFCD3F89AFC03F837" box="[810,897,1913,1939]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="9" pageNumber="310">Fig. 1B</figureCitation>
: a); metafemur with very small ventral protuberance (
<figureCitation id="8AB32A70FFF5FFCBFF23F87EFEB0F813" box="[218,306,1949,1975]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="9" pageNumber="310">Fig. 1B</figureCitation>
: marked with black arrow), swollen, covered with short pile (
<figureCitation id="8AB32A70FFF5FFCBFC1DF87EFBBFF813" box="[996,1085,1949,1975]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="9" pageNumber="310">Fig. 1B</figureCitation>
: b); metatibia narrow, with two apical processes: one medium-sized, anteroventral, apical lamella with straight ventral margin (
<figureCitation id="8AB32A70FFF5FFCBFB26F822FAB8F87F" box="[1247,1338,1985,2011]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="9" pageNumber="310">Fig. 1B</figureCitation>
: marked with white arrow), and one distinct, twisted, inner, posteroventral spina (
<figureCitation id="8AB32A70FFF6FFC8FC2FFF74FBADFF15" box="[982,1071,151,177]" captionStart="FIGURE 1" captionStartId="5.[151,250,1656,1680]" captionTargetBox="[151,1435,324,1609]" captionTargetId="figure-92@5.[151,1435,324,1610]" captionTargetPageId="5" captionText="FIGURE 1. Part of metaleg of Merodon male. A Merodon armipes (ventral tubercle marked with arrow), B M. acutus sp. nov. (ventral tubercle marked with black arrow; lamella on metatibia marked with white arrow), C M. nigripodus (lamella on metatibia marked with arrow), D M. ponticus (lamella on metatibia marked with arrow), E M. acutus sp. nov. (inner, posteroventral spina on metatibia, marked with arrow). a—metatrochanter, b—metafemur, c—metatibia. Scale bar: A–D 1 mm, E 1.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056512" httpUri="https://zenodo.org/record/7056512/files/figure.png" pageId="10" pageNumber="311">Fig. 1E</figureCitation>
: marked with arrow). Genitalia: anterior surstyle lobe biramous (
<figureCitation id="8AB32A70FFF6FFC8FE06FF58FDDAFF71" box="[511,600,187,213]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="10" pageNumber="311">Fig. 2A</figureCitation>
: al), with distinct and broad interior accessory lobe (
<figureCitation id="8AB32A70FFF6FFC8FB64FF58FB75FF71" box="[1181,1271,187,213]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="10" pageNumber="311">Fig. 2D</figureCitation>
: il) and rectangular extension (
<figureCitation id="8AB32A70FFF6FFC8FEA8FF3CFE28FF5D" box="[337,426,223,249]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="10" pageNumber="311">Fig. 2A</figureCitation>
: marked with arrow); posterior surstyle lobe hook-like (
<figureCitation id="8AB32A70FFF6FFC8FBECFF3CFBEDFF5D" box="[1045,1135,223,249]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="10" pageNumber="311">Fig. 2A</figureCitation>
: pl); cercus elongated (
<figureCitation id="8AB32A70FFF6FFC8FA96FF3CFF3FFEB9" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="10" pageNumber="311">Fig. 2A</figureCitation>
: c); hypandrium sickle-shaped (
<figureCitation id="8AB32A70FFF6FFC8FDDAFEE0FDF9FEB9" box="[547,635,259,285]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="10" pageNumber="311">Fig. 2C</figureCitation>
), with folded theca (
<figureCitation id="8AB32A70FFF6FFC8FC98FEE0FC38FEB9" box="[865,954,259,285]" captionStart="FIGURE 2" captionStartId="7.[151,250,1874,1898]" captionTargetBox="[183,1417,189,1841]" captionTargetId="figure-19@7.[166,1421,181,1850]" captionTargetPageId="7" captionText="FIGURE 2. Male genitalia. A, C, D Merodon acutus sp. nov., B, E M. nigripodus. A epandrium, lateral view (extension marked with arrow), B surstylus, lateral view (extension marked with arrow), C hypandrium, lateral view (folded thecal ridge marked with arrow), D, E surstylus, ventral view. al—anterior surstyle lobe, c—cercus, il—interior accessory lobe, pl—posterior surstyle lobe, s—lateral sclerite of the aedeagus. Scale bar: 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056514" httpUri="https://zenodo.org/record/7056514/files/figure.png" pageId="10" pageNumber="311">Fig. 2C</figureCitation>
: marked with arrow).
</paragraph>
<caption id="46F7667DFFF6FFC8FF6EFB4BFEE6FAA3" ID-DOI="http://doi.org/10.5281/zenodo.7056522" ID-Zenodo-Dep="7056522" httpUri="https://zenodo.org/record/7056522/files/figure.png" pageId="10" pageNumber="311" startId="10.[151,250,1192,1216]" targetBox="[151,1436,309,1169]" targetPageId="10">
<paragraph id="123736F5FFF6FFC8FF6EFB4BFEE6FAA3" blockId="10.[151,1437,1192,1288]" pageId="10" pageNumber="311">
<emphasis id="20FCEAE7FFF6FFC8FF6EFB4BFEC5FB64" bold="true" box="[151,327,1192,1216]" pageId="10" pageNumber="311">FIGURE 6. A, B</emphasis>
Metatrochanter of 
<taxonomicName id="D5884D76FFF6FFC8FDF0FB4BFDE7FB64" authorityName="Meigen" authorityYear="1803" box="[521,613,1192,1216]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="10" pageNumber="311" phylum="Arthropoda" rank="genus">
<emphasis id="20FCEAE7FFF6FFC8FDF0FB4BFDE7FB64" box="[521,613,1192,1216]" italics="true" pageId="10" pageNumber="311">Merodon</emphasis>
</taxonomicName>
female. 
<emphasis id="20FCEAE7FFF6FFC8FD44FB4BFD4DFB64" bold="true" box="[701,719,1192,1216]" pageId="10" pageNumber="311">A</emphasis>
<emphasis id="20FCEAE7FFF6FFC8FD36FB4BFCEFFB64" box="[719,877,1192,1216]" italics="true" pageId="10" pageNumber="311">Merodonacutus</emphasis>
<emphasis id="20FCEAE7FFF6FFC8FC8AFB4BFC41FB64" bold="true" box="[883,963,1192,1216]" pageId="10" pageNumber="311">
<taxonomicNameLabel id="3BCF579CFFF6FFC8FC8AFB4BFC41FB64" box="[883,963,1192,1216]" pageId="10" pageNumber="311" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, anterolateral view, 
<emphasis id="20FCEAE7FFF6FFC8FB68FB4BFB20FB64" bold="true" box="[1169,1186,1192,1216]" pageId="10" pageNumber="311">B</emphasis>
<taxonomicName id="D5884D76FFF6FFC8FB51FB4AFAD2FB64" authorityName="Stackelberg" authorityYear="1924" box="[1192,1360,1192,1216]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="10" pageNumber="311" phylum="Arthropoda" rank="species" species="portschinskyi">
<emphasis id="20FCEAE7FFF6FFC8FB51FB4AFAD2FB64" box="[1192,1360,1192,1216]" italics="true" pageId="10" pageNumber="311">M. portschinskyi</emphasis>
</taxonomicName>
, lateral view; 
<emphasis id="20FCEAE7FFF6FFC8FF2EFB2FFE8BFB40" bold="true" box="[215,265,1228,1252]" pageId="10" pageNumber="311">C, D</emphasis>
basoflagellomera of 
<taxonomicName id="D5884D76FFF6FFC8FE1DFB2FFDC2FB40" authorityName="Meigen" authorityYear="1803" box="[484,576,1228,1252]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="10" pageNumber="311" phylum="Arthropoda" rank="genus">
<emphasis id="20FCEAE7FFF6FFC8FE1DFB2FFDC2FB40" box="[484,576,1228,1252]" italics="true" pageId="10" pageNumber="311">Merodon</emphasis>
</taxonomicName>
female, lateral view. 
<emphasis id="20FCEAE7FFF6FFC8FCE7FB2FFCB2FB40" bold="true" box="[798,816,1228,1252]" pageId="10" pageNumber="311">C</emphasis>
<taxonomicName id="D5884D76FFF6FFC8FCC1FB2EFC1FFB40" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[824,925,1229,1252]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="10" pageNumber="311" phylum="Arthropoda" rank="species" species="acutus" status="sp. nov.">
<emphasis id="20FCEAE7FFF6FFC8FCC1FB2EFC1FFB40" box="[824,925,1229,1252]" italics="true" pageId="10" pageNumber="311">M. acutus</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFF6FFC8FC5CFB2FFC74FB40" bold="true" box="[933,1014,1228,1252]" pageId="10" pageNumber="311">
<taxonomicNameLabel id="3BCF579CFFF6FFC8FC5CFB2FFC74FB40" box="[933,1014,1228,1252]" pageId="10" pageNumber="311" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, 
<emphasis id="20FCEAE7FFF6FFC8FBFCFB2FFB95FB40" bold="true" box="[1029,1047,1228,1252]" pageId="10" pageNumber="311">D</emphasis>
<taxonomicName id="D5884D76FFF6FFC8FBE6FB2EFB4BFB40" authorityName="Stackelberg" authorityYear="1924" box="[1055,1225,1228,1252]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="10" pageNumber="311" phylum="Arthropoda" rank="species" species="portschinskyi">
<emphasis id="20FCEAE7FFF6FFC8FBE6FB2EFB4BFB40" box="[1055,1225,1228,1252]" italics="true" pageId="10" pageNumber="311">M. portschinskyi</emphasis>
</taxonomicName>
. Scale bar: 
<emphasis id="20FCEAE7FFF6FFC8FABDFB2FFAF7FB40" bold="true" box="[1348,1397,1228,1252]" pageId="10" pageNumber="311">A, B</emphasis>
0.5 mm, 
<emphasis id="20FCEAE7FFF6FFC8FF32FB13FF7EFAAC" bold="true" box="[203,252,1264,1288]" pageId="10" pageNumber="311">C, D</emphasis>
0.25 mm.
</paragraph>
</caption>
<paragraph id="123736F5FFF6FFC8FF3EFAD5FC94FA44" blockId="10.[151,1437,1334,1649]" pageId="10" pageNumber="311">
<emphasis id="20FCEAE7FFF6FFC8FF3EFAD5FEC4FAF4" bold="true" box="[199,326,1334,1360]" pageId="10" pageNumber="311">FEMALE.</emphasis>
(
<figureCitation id="8AB32A70FFF6FFC8FEAFFAD5FE61FAF4" box="[342,483,1334,1360]" captionStart="FIGURE 6" captionStartId="10.[151,250,1192,1216]" captionTargetBox="[151,1436,309,1169]" captionTargetId="figure-95@10.[151,1436,309,1169]" captionTargetPageId="10" captionText="FIGURE 6. A, B Metatrochanter of Merodon female. AMerodonacutus sp. nov., anterolateral view, B M. portschinskyi, lateral view; C, D basoflagellomera of Merodon female, lateral view. C M. acutus sp. nov., D M. portschinskyi. Scale bar: A, B 0.5 mm, C, D 0.25 mm." figureDoi="http://doi.org/10.5281/zenodo.7056522" httpUri="https://zenodo.org/record/7056522/files/figure.png" pageId="10" pageNumber="311">Figs 6A, 6C</figureCitation>
, 
<figureCitation id="8AB32A70FFF6FFC8FE09FAD5FDA6FAF4" box="[496,548,1334,1360]" captionStart="FIGURE 14" captionStartId="18.[151,250,1137,1161]" captionTargetBox="[153,1436,181,1113]" captionTargetId="figure-28@18.[152,1436,181,1113]" captionTargetPageId="18" captionText="FIGURE 14. Merodon portschinskyi, female. A metaleg, lateral view, B abdomen, dorsal view. Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7056542" httpUri="https://zenodo.org/record/7056542/files/figure.png" pageId="10" pageNumber="311">14A</figureCitation>
). Similar to the male except for the normal sexual dimorphism and for the following characteristics: metatrochanter angular (
<figureCitation id="8AB32A70FFF6FFC8FD53FAB9FC81FAD0" box="[682,771,1370,1396]" captionStart="FIGURE 7" captionStartId="11.[151,250,1387,1411]" captionTargetBox="[151,1435,597,1364]" captionTargetId="figure-217@11.[151,1435,597,1364]" captionTargetPageId="11" captionText="FIGURE 7. Part of metaleg of Merodon female, lateral view. A M. acutus sp. nov., B M. fulvitarsis sp. nov. (metatrochanter marked with black arrow; two apical tarsomere marked with white arrows), C M. lamellatus (metatrochanter marked with black arrow; two apical tarsomere marked with white arrows), D M. trispinus sp. nov., E M. ovaloides. Scale bar: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.7056524" httpUri="https://zenodo.org/record/7056524/files/figure.png" pageId="10" pageNumber="311">Fig. 7A</figureCitation>
); pollinose fasciate maculae on terga 2–4 narrow; terga pale pilose, except some black pile medially from posterior half of tergum 2 until anterior half of tergum 5; tergum 4 with clear transverse depression; tergum 5 with a pair of indistinct, lateral, longitudinal depression; vertex at the level of ocellar triangle, and frons with medial vitta of black pile.
</paragraph>
</subSubSection>
<subSubSection id="5A92657EFFF6FFC8FF3EFA09FB33F98C" pageId="10" pageNumber="311" type="etymology">
<paragraph id="123736F5FFF6FFC8FF3EFA09FB33F98C" blockId="10.[151,1437,1334,1649]" pageId="10" pageNumber="311">
<emphasis id="20FCEAE7FFF6FFC8FF3EFA09FECCF9A0" bold="true" box="[199,334,1514,1540]" pageId="10" pageNumber="311">Etymology.</emphasis>
Participle “acutus” (masc.) meaning sharpened made sharp, sharp, having been sharpened, refers to the sharp inner posteroventral spina on metatibia. The name is to be treated as an adjective.
</paragraph>
</subSubSection>
<subSubSection id="5A92657EFFF6FFC8FF3EF9D1FDA8F9D4" pageId="10" pageNumber="311" type="distribution">
<paragraph id="123736F5FFF6FFC8FF3EF9D1FDA8F9D4" blockId="10.[151,1437,1334,1649]" pageId="10" pageNumber="311">
<emphasis id="20FCEAE7FFF6FFC8FF3EF9D1FEE3F9E8" bold="true" box="[199,353,1586,1612]" pageId="10" pageNumber="311">Distribution.</emphasis>
<taxonomicName id="D5884D76FFF6FFC8FE90F9D1FDA2F9E8" authority="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov, 2022" authorityName="Vujić &amp; Radenković &amp; Likov &amp; Gorše &amp; Djan &amp; Ristić &amp; Barkalov" authorityYear="2022" box="[361,544,1586,1612]" class="Insecta" family="Syrphidae" genus="Merodon" kingdom="Animalia" order="Diptera" pageId="10" pageNumber="311" phylum="Arthropoda" rank="species" species="acutus" status="sp. nov.">
<emphasis id="20FCEAE7FFF6FFC8FE90F9D1FDA2F9E8" box="[361,544,1586,1612]" italics="true" pageId="10" pageNumber="311">Merodon acutus</emphasis>
</taxonomicName>
<emphasis id="20FCEAE7FFF6FFC8FDD1F9D1FD01F9E8" bold="true" box="[552,643,1586,1612]" pageId="10" pageNumber="311">
<taxonomicNameLabel id="3BCF579CFFF6FFC8FDD1F9D1FD01F9E8" box="[552,643,1586,1612]" pageId="10" pageNumber="311" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
was recorded from the northern slopes of the Caucasus (
<quantity id="D5709B10FFF6FFC8FAF5F9D1FA1EF9E9" box="[1292,1436,1586,1613]" metricMagnitude="2" metricUnit="m" metricValue="9.65" metricValueMax="15.4" metricValueMin="3.9" pageId="10" pageNumber="311" unit="m" value="965.0" valueMax="1540.0" valueMin="390.0">390–1540 m</quantity>
above sea level) in 
<collectingCountry id="6A9F7665FFF6FFC8FE96F9B5FE38F9D4" box="[367,442,1622,1648]" name="Russia" pageId="10" pageNumber="311">Russia</collectingCountry>
(
<figureCitation id="8AB32A70FFF6FFC8FE30F9B5FD9FF9D4" box="[457,541,1622,1648]" captionStart="FIGURE 16" captionStartId="20.[151,250,1740,1764]" captionTargetBox="[152,1434,279,1702]" captionTargetId="figure-72@20.[151,1436,273,1717]" captionTargetPageId="20" captionText="FIGURE 16. Strict consensus tree based on 9 equally parsimonious trees from analysis of combined COI sequences. Length 318 steps, Consistency index (CI) 70, Retention index (RI) 42. Bootstrap values ≥ 60 are indicated near nodes. Filled circles represent non-homoplasious changes and open circles homoplasious changes." figureDoi="http://doi.org/10.5281/zenodo.7056548" httpUri="https://zenodo.org/record/7056548/files/figure.png" pageId="10" pageNumber="311">Fig. 16</figureCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>